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Making Sense of Metaphysics

A Simple Guide to Reality

Making Sense of Metaphysics: A Simple Guide to Reality is a clear, witty introduction to one of philosophy’s oldest and most unreasonable habits: refusing to leave reality alone.

What is a thing? What makes a person the same over time? Do causes really cause anything? Is the world made of matter, mind, structure, information, or something even less convenient? Why do philosophers keep inventing systems that promise to explain everything, and why do those systems keep collapsing, mutating, or coming back under better branding?

This book guides the reader through the main questions, arguments, and traditions of metaphysics in plain English, without pretending the subject is simpler than it is. It explains the central concepts, the major schools, and the most important thinkers from the ancient world to contemporary debates about consciousness, time, possibility, science, AI, and digital identity. Along the way it compares rival views, shows what each gets right and wrong, and keeps a healthy eye on philosophy’s recurring talent for both insight and overreach.

For readers interested in philosophy, ideas, reality, and the strange durability of questions that never quite go away.

Author
Quim Aiguafreda
Published
June 2, 2026
Pages
176
Language
English
ISBN
979-8199725804

From the opening pages

Metaphysics is the part of philosophy that begins when a person looks at the world and starts asking what any of it really is. Not what it does, not how to measure it, repair it, regulate it, or use it, but what it is in the most basic sense. What does it mean for something to exist? What kind of thing is a thing? What makes one object the same object over time? Is change fully real, or does something stable remain through it? Is the mind simply part of the world, or something fundamentally different? Is time part of reality itself, or part of how reality appears to us? These are metaphysical questions. They begin where everyday certainty starts to thin out.

That, roughly speaking, is metaphysics: the attempt to say what reality is like at the deepest level. It is an ambitious undertaking, especially for creatures who are not always fully in command of simpler matters.

The word itself sounds grander than its origin. “Metaphysics” comes from the title later given to Aristotle’s writings that came after the Physics. So one of the most elevated terms in philosophy may have begun as a filing decision. This is not a bad introduction to the subject. Human beings often arrive at ultimate questions by accident and then spend centuries treating the result as inevitable.

Contents

9 chapters

  1. Why Metaphysics Exists at All

    • So What Exactly Is Metaphysics?
    • Why Science Has Not Made This Everyone Else’s Problem
    • Metaphysics and Religion: A Long, Complicated Arrangement
    • How to Read Metaphysical Arguments Without Surrendering Immediately
  2. The Problems Behind All the Systems

    • Change: Why Nothing Stays the Same, Including “the Same”
    • Sameness: Why Many Different Things Keep Being Called One Thing
    • Thingness: What Makes a Thing a Thing, Supposedly
    • Cause and Necessity: Why Anything Follows From Anything
    • The Self: A Solid Reality or an Administrative Convenience?
  3. Ancient Metaphysics: Where the Trouble Properly Begins

    • Before Philosophy Started Naming Everything
    • The Presocratics: Water, Fire, Atoms, and Other Early Confidences
    • Plato: The Real World Is Elsewhere
    • Aristotle: Bringing Metaphysics Back Down to Earth
    • Plato and Aristotle: Two Ways to Be Profound for Centuries
    • The Hellenistic and Late Antique Cleanup, Drift, and Ascent
  4. Medieval Metaphysics: God, Being, and Organized Reality

    • Augustine: Time, Soul, and the Interior Turn
    • Islamic Metaphysics: Aristotle Survives and Changes Clothes
    • Maimonides: How to Speak About God by Carefully Not Doing So
    • Aquinas: Building the Great Christian Structure
    • Scotus and Ockham: Precision Arrives, Serenity Leaves
    • Medieval Metaphysics in Comparison: One Reality, Several Systems
  5. Early Modern Metaphysics: New Methods, New Crises

    • Descartes: When Reality Split in Two
    • Hobbes, Spinoza, and Leibniz: Three Extremely Different Plans for Everything
    • Locke, Berkeley, and Hume: Experience Starts Taking the Structure Apart
    • Rationalists and Empiricists: Two Methods Enter, Neither Leaves Victorious
    • The Early Modern Self: Soul, Memory, Bundle, Machine
  6. Kant and the Limits of Human Nerve

    • Kant: The Mind Is More Involved Than Previously Admitted
    • Reality in Itself: Available Upon Request, Apparently Not
    • German Idealism: Restrictions Were Issued and Ignored
    • Hegel: History, Contradiction, and the Absolute in Motion
  7. Suspicion, Experience, and Metaphysics Returning Through the Side Door

    • Schopenhauer, Nietzsche, and Marx: The Deeper Problem, According to Each
    • Phenomenology and Existential Metaphysics: Back to Experience, Which Solves Nothing Easily
    • Analytic Philosophy Declares War on Metaphysics
    • Analytic Metaphysics Comes Back Better Dressed
  8. Contemporary Metaphysics: The Same Problems, New Equipment

    • Mind and Matter: Still Not Settled, Unfortunately
    • Time, Possibility, and the Structure of What There Is
    • Science, Information, AI, and Fresh Ontological Trouble
    • Why Metaphysics Will Continue to Ignore All Attempts to Retire It
  9. Glossary